datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,03 0:30:00,29 ,       0,0.814976,0.086328,0.189475
sgpcmbeC1.c1,1999,03 1:30:00,29 ,       0,0.932469,0.130713,0.258125
sgpcmbeC1.c1,1999,03 2:30:00,29 ,       0, 1.08076,0.105665,0.270596
sgpcmbeC1.c1,1999,03 3:30:00,30 ,       0,1.863424,0.164064,0.419523
sgpcmbeC1.c1,1999,03 4:30:00,29 ,       0,0.772186,0.104437,0.213636
sgpcmbeC1.c1,1999,03 5:30:00,29 ,       0,0.449357,0.072532,0.139705
sgpcmbeC1.c1,1999,03 6:30:00,29 ,       0,20.00856, 5.13165,6.099699
sgpcmbeC1.c1,1999,03 7:30:00,29 ,5.467137,170.9037,75.37592,51.13962
sgpcmbeC1.c1,1999,03 8:30:00,29 ,14.15572,386.6486,206.5167,115.6548
sgpcmbeC1.c1,1999,03 9:30:00,29 , 12.0919,582.8244,367.3046,166.4932
sgpcmbeC1.c1,1999,0310:30:00,29 ,14.12459,744.2278,458.9325,214.2167
sgpcmbeC1.c1,1999,0311:30:00,29 ,23.22893,842.0505,533.7177,261.6893
sgpcmbeC1.c1,1999,0312:30:00,30 ,32.36519,875.0016,561.7659,275.5081
sgpcmbeC1.c1,1999,0313:30:00,30 ,60.04349,848.8611, 527.686,266.1318
sgpcmbeC1.c1,1999,0314:30:00,30 ,96.78655, 754.056,487.4202,241.4433
sgpcmbeC1.c1,1999,0315:30:00,30 ,55.30349,608.5674,390.3314,198.6535
sgpcmbeC1.c1,1999,0316:30:00,30 , 26.6217,418.0884,246.8968,140.3845
sgpcmbeC1.c1,1999,0317:30:00,30 ,11.73886,206.3534,107.5836,68.70345
sgpcmbeC1.c1,1999,0318:30:00,30 ,1.403921,44.01426,15.20885,11.60919
sgpcmbeC1.c1,1999,0319:30:00,29 ,       0,0.992356,0.251937,0.263611
sgpcmbeC1.c1,1999,0320:30:00,29 ,       0, 0.86311,0.126784,0.204535
sgpcmbeC1.c1,1999,0321:30:00,29 ,       0,0.616074,0.109015,0.152997
sgpcmbeC1.c1,1999,0322:30:00,29 ,       0,0.764994,0.098971,0.176022
sgpcmbeC1.c1,1999,0323:30:00,29 ,       0,1.300164,0.114935,0.280829